Lithospermum Species, Fringed Gromwell, Fringed Puccoon, Narrowleaf Stoneseed, Trumpet Stoneseed

Lithospermumincisum

Genus
Lithospermum (lith-oh-SPER-mum)
Species
incisum (in-KYE-sum)
Synonym
Sun Exposure
Full Sun
Foliage
Succulent
Height
6-12 in. (15-30 cm)
Spacing
9-12 in. (22-30 cm)
12-15 in. (30-38 cm)
Hardiness
USDA Zone 3b: to -37.2 °C (-35 °F)
USDA Zone 4a: to -34.4 °C (-30 °F)
USDA Zone 4b: to -31.6 °C (-25 °F)
USDA Zone 5a: to -28.8 °C (-20 °F)
USDA Zone 5b: to -26.1 °C (-15 °F)
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)
USDA Zone 10a: to -1.1 °C (30 °F)
Bloom Color
Bright Yellow
Bloom Time
Late Winter/Early Spring
Mid Spring
Late Spring/Early Summer
Other Details
Category
Perennials
Water Requirements
Drought-tolerant; suitable for xeriscaping
Foliage Color
Where to Grow
Bloom Characteristics
Bloom Size
Other details
Soil pH requirements
Patent Information
Non-patented
Propagation Methods
Seed Collecting
Regional

This plant is said to grow outdoors in the following regions:

Shawnee Mission, Kansas

Topeka, Kansas

Fargo, North Dakota

Ada, Oklahoma

Arlington, Texas

Leander, Texas

Lipan, Texas

Santo, Texas

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Featured Videos

Gardener's Notes:

1
positive
2
neutrals
0
negative
Sort By:
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M
M
Benton, KY (Zone 7a) | February 2005 | neutral

A hairy plant with leafy stems growing in a clump with fringed, bright yellow flowers in the uppper leaf axils.

Found in d...Read More

S
Oklahoma City, OK (Zone 7a) | December 2004 | neutral

This perennial is native to the U.S. (grasslands) It has showy small yellow trumpet-shaped flowers with fringed petals. Gorgeous colo...Read More

M
M
Fargo, ND | June 2004 | positive

I have discovered this growing wild on North Dakota prairie hillsides, sandy dry soil, full sun, also in bright orange. Bloom time: late...Read More

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